The cerebral crus (crus cerebri. crus means ‘leg’ in Latin.) is the anterior portion of the cerebral peduncle which contains the motor tracts, traveling from the cerebral cortex to the pons and spine. The plural of which is cerebral crura.
| Cerebral crus | |
|---|---|
 Obtuse section (perpendicular to the brainstem) through the superior colliculus showing label for cerebral crus at lower left. | |
| Details | |
| Identifiers | |
| Latin | crus cerebri |
| MeSH | D065843 |
| NeuroNames | 539 |
| NeuroLex ID | birnlex_1218 |
| TA98 | A14.1.06.005 A14.1.09.259 |
| TA2 | 5880 |
| FMA | 72464 |
| Anatomical terms of neuroanatomy | |
In some older texts, this is called the cerebral peduncle, but presently, it is usually limited to just the anterior white matter portion of it.
Additional images
edit-
Human brain frontal (coronal) section
See also
edit- Efferent nerve fiber
- Motor neuron (efferent neuron)
- Motor nerve
References
edit This article incorporates text in the public domain from page 800 of the 20th edition of Gray's Anatomy (1918)
External links
edit- Atlas image: n2a2p1 at the University of Michigan Health System
- Atlas image: n1a5p3 at the University of Michigan Health System
- NIF Search - Cerebral Crus via the Neuroscience Information Framework
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